Home / 46,223.28-69,324.21-12,945.69

Finding the Fourth Proportional to 46,223.28, 69,324.21 and 12,945.69

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Solution

The fourth proportional to 46,223.28, 69,324.21 and 12,945.69 is: 19,415.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,223.28 : 69,324.21 = 12,945.69 : x
  2. Step 2: Convert to fraction form
    46,223.28/69,324.21 = 12,945.69/x
  3. Step 3: Cross multiply
    46,223.28x = 69,324.21 × 12,945.69
  4. Step 4: Simplify right side
    46,223.28x = 897,449,732.15
  5. Step 5: Solve for x
    x = 897,449,732.15/46,223.28
  6. Step 6: Final answer
    x = 19,415.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.